作者: Takeshi Tsuji , Yoshiyuki Hayashi , Hiroshi Sekiya , Hidenori Hamabe , Yukio Nishimura
DOI: 10.1016/S0009-2614(97)00966-4
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摘要: Abstract The S 1 -S 0 fluorescence excitation and dispersed spectra of jet-cooled 5-phenyltropolone were measured to investigate the effect torsional motion around bond joining phenyl group seven-membered ring in state. tunneling splitting origin band (18 cm −1 ) is only slightl smaller than that tr tropolone (18.9 ), while remarkably decreases splitting.